Q464
Which one is called Black Mica?
A.
Muscovite
B.
Quartz
C.
Biotite
AnswerD.
Feldspar
Answer: Option C
Solution
Answer: Option C
Solution:
Biotite is known as Black Mica. Biotite is a common group of phyllosilicate minerals within the mica group.It was regarded as a mineral species by the International Mineralogical Association until 1998. Biotite has a highly perfect basal cleavage and consists of flexible sheets or lamellae, which easily flake off.